BERKOWITZ David · GOODMAN
vs par split: bidding +0.43 · play +0.02
Strength of schedule: opponents averaged +0.89/bd (a tough draw) → opponent-adjusted +1.76/bd
Card play — on target: opening leads 85.7% · declarer play 81.8% · defence 85.7%
Bidding activity — not a pass: 44.9% (48/107)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (1) | 84.6% (13) |
| Declarer play | 100.0% (4) | 71.4% (7) |
| Defence | 50.0% (2) | 89.5% (19) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 87.5% (8) · ♦ 50.0% (2) · ♣ 100.0% (1)
vs par by strain: NT +0.71 (7) · a suit +0.40 (35)
vs par by level: part-score +2.29 (21) · game -1.58 (19) · slam +0.50 (2)
By role: declaring +1.08/bd (-1.33 vs par · 21) · defending +0.66/bd (+2.24 vs par · 21)
By vulnerability: vulnerable +1.12/bd (+0.10 vs par · 21) · not vulnerable +0.62/bd (+0.81 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 6 | J.Meckstroth | B.Platnick – K.Rosenberg | Open | 14 | +6.9 | +0.49 | -2.14 |
| Round 7 | J.Meckstroth | S.Cubukcu – I.Cubukcu | Open | 14 | +11.1 | +0.79 | +1.14 |
| Round 8 | J.Meckstroth | B.Chmurski – P.Tuczynski | Open | 14 | +18.6 | +1.33 | +2.36 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +12.1 | Round 6 | ROSENBERG | 23 | 6♣x | ♥J | = | +4 |
| +7.3 | Round 8 | SV BRIDGE CLUB | 20 | 2NT | ♥3 | -3 | +9 |
| +7.1 | Round 6 | ROSENBERG | 28 | 4♠x | ♥K | -2 | +5 |
| +5.9 | Round 8 | SV BRIDGE CLUB | 17 | 5♦ | ♠K | = | +0 |
| +5.2 | Round 8 | SV BRIDGE CLUB | 27 | 4♠ | ♦3 | +2 | +11 |
| +5.0 | Round 8 | SV BRIDGE CLUB | 18 | 2♥ | ♦2 | -3 | +5 |
| +4.7 | Round 6 | ROSENBERG | 16 | 6♣ | ♥K | -1 | -3 |
| +4.2 | Round 6 | ROSENBERG | 15 | 3NT | ♣6 | = | +0 |
| +4.2 | Round 8 | SV BRIDGE CLUB | 15 | 4♠x | ♠K | +1 | +6 |
| +3.8 | Round 6 | ROSENBERG | 26 | 2♠ | ♥4 | -2 | +7 |
| +3.8 | Round 7 | AVIXA | 7 | 2♠ | ♠3 | -1 | -1 |
| +3.4 | Round 7 | AVIXA | 8 | 5♥ | ♠A | -1 | -4 |
| +3.3 | Round 7 | AVIXA | 10 | 4♥ | ♦6 | = | +0 |
| +3.2 | Round 7 | AVIXA | 2 | 2♥ | ♥6 | -1 | +5 |
| +2.1 | Round 6 | ROSENBERG | 18 | 2♠ | ♥5 | +3 | -3 |
| +1.7 | Round 7 | AVIXA | 4 | 1NT | ♥A | +1 | +0 |
| +1.6 | Round 8 | SV BRIDGE CLUB | 16 | 4♠ | ♣A | +1 | +0 |
| +1.5 | Round 8 | SV BRIDGE CLUB | 26 | 2NT | ♥7 | = | +6 |
| +1.4 | Round 7 | AVIXA | 5 | 2♥ | ♣4 | = | +0 |
| +0.8 | Round 6 | ROSENBERG | 17 | 3NT | ♣9 | +2 | +0 |
| +0.8 | Round 7 | AVIXA | 6 | 4♥ | ♠A | = | +0 |
| +0.4 | Round 6 | ROSENBERG | 19 | 3♠ | ♣J | -1 | -1 |
| +0.3 | Round 6 | ROSENBERG | 27 | 3♠ | ♥J | = | +1 |
| +0.3 | Round 7 | AVIXA | 9 | 4♦ | ♠K | = | +7 |
| +0.2 | Round 8 | SV BRIDGE CLUB | 23 | 2♠ | ♣A | = | -1 |
| +0.1 | Round 6 | ROSENBERG | 25 | 2♥ | ♠4 | +1 | +0 |
| -0.2 | Round 8 | SV BRIDGE CLUB | 24 | 2♠ | ♠7 | = | -1 |
| -0.3 | Round 7 | AVIXA | 12 | 3♠ | ♦J | +2 | +12 |
| -0.4 | Round 7 | AVIXA | 11 | 4♠ | ♣Q | +1 | +0 |
| -0.6 | Round 8 | SV BRIDGE CLUB | 22 | 2♠ | ♣K | +2 | +6 |
| -0.6 | Round 8 | SV BRIDGE CLUB | 28 | 2♠ | ♥K | +2 | +10 |
| -0.9 | Round 7 | AVIXA | 14 | 4♥ | ♦9 | = | -1 |
| -1.1 | Round 7 | AVIXA | 3 | 4♥ | ♠T | +1 | +0 |
| -1.4 | Round 7 | AVIXA | 1 | 2♥ | ♥A | +1 | -1 |
| -1.8 | Round 8 | SV BRIDGE CLUB | 21 | 2NT | ♣6 | +1 | -6 |
| -2.7 | Round 7 | AVIXA | 13 | 4♠ | ♦7 | +1 | -1 |
| -2.8 | Round 8 | SV BRIDGE CLUB | 25 | 2♥ | ♥J | = | -6 |
| -5.0 | Round 6 | ROSENBERG | 22 | 3NT | ♦4 | +1 | -4 |
| -5.7 | Round 6 | ROSENBERG | 21 | 4♠ | ♥6 | = | -7 |
| -6.3 | Round 8 | SV BRIDGE CLUB | 19 | 4♠ | ♥K | = | -6 |
| -7.0 | Round 6 | ROSENBERG | 20 | 4♠ | ♥A | +3 | -17 |
| -11.0 | Round 6 | ROSENBERG | 24 | 4♥x | ♣5 | -3 | -12 |